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flavienhaas 2018-04-20 18:37:05 +02:00
parent d4b7ee18c5
commit e8baea6f4b
3 changed files with 45 additions and 147 deletions
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96
LoRaEthernet/LoRaEthernet.ino
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@ -1,92 +1,91 @@
// Flavien HAAS, 2018
// to compile as on the diagrams, check that you have changed the SS port as indicated on the README
// before transfert, check that you have changed the SS port as indicated on the README or you will not be able to use the LoRa shield as the same time as the Ethernet shield
#include <SPI.h> // to communicate using spi (required for our shields)
#include <LoRa.h> // to use the LoRa shield
#include "Ethernet.h" // to use the ethernet shield
#include "util.h" // to have the display of the elapsed time
#include <SPI.h> // to communicate using spi (required for our shields)
#include <LoRa.h> // to use the LoRa shield
#include "Ethernet.h" // to use the ethernet shield
#define LENMAX 80 // maximum size for the LoRa frame
#define Serial SerialUSB // serial out on the M0 use a different function
#define LENMAX 80 // maximum size for the LoRa frame
#define Serial SerialUSB // serial out on the M0 use a different function
// void setSPIFrequency(uint32_t frequency); // set the SPI at 8MHz to use logic analyser
// void setSPIFrequency(uint32_t frequency); // set the SPI at 8MHz to use logic analyser
byte mac[] = {0xDE, 0xAD, 0xBE, 0xEF, 0xFE, 0xED}; // set the mac address
byte mac[] = {0xDE, 0xAD, 0xBE, 0xEF, 0xFE, 0xED}; // set the mac address
//IPAddress ip(10, 0, 0, 49); //set the IP address for the ethernet shield, overwise the librairy use DHCP
//IPAddress ip(10, 0, 0, 49); // set the IP address for the ethernet shield, overwise the librairy use DHCP
EthernetServer server(80); // initialize the EthernetServer library, using port 80 (default fot HTTP)
EthernetServer server(80); // initialize the EthernetServer library, using port 80 (default fot HTTP)
void setup(){
Serial.begin(9600);
while (!Serial); // wait for serial to initialize
Serial.print("Passerelle LoRa\n"); // display on serial the name of the device
while (!Serial); // wait for serial to initialize
Serial.print("Passerelle LoRa\n"); // display on serial the name of the device
if( !LoRa.begin(868E6) ){
Serial.print("Echec de l'initialisation LoRa !\n");
while(true);} // initialize LoRa shield LoRa at 868 MHz
while(true);} // initialize LoRa shield LoRa at 868 MHz
//Ethernet.begin(mac, ip); // initialize Ethernet shield using the set mac adress and set IP
Ethernet.begin(mac); // initialize Ethernet shield uding the set mac and DHCP for the IP
server.begin();
Serial.print("server is at ");
//Ethernet.begin(mac, ip); // initialize Ethernet shield using the set mac adress and set IP
Ethernet.begin(mac); // initialize Ethernet shield uding the set mac and DHCP for the IP
server.begin(); // initialize WebServer part of the librairy
Serial.print("server is at "); // display on serial the IP you can find the webpage
Serial.println(Ethernet.localIP());
}
void SerialPrintElapsedTime( boolean espaceFinal=true ){ // to display the elapsed time
unsigned long h,m,s = millis()/1000;
m=s/60;
h=m/60;
s=s-(m*60);
m=m-(h*60);
Serial << ((h<10)?"0":"") << h << ":" << ((m<10)?"0":"") << m << ":" << ((s<10)?"0":"") << s << (espaceFinal?" ":"");
}
void loop() {
static byte tampon[LENMAX]={0};
// LoRa receiver
static byte tampon[LENMAX]={0}; // if the module receive a frame, it willnot be null
int longueurTrame;
// si le module a reçu une trame alors sa longueur sera non nulle
longueurTrame=LoRa.parsePacket();
if( longueurTrame > 0 ){
//---- copie de la trame depuis le modem vers le tampon ----
if( longueurTrame>LENMAX ){
Serial.print("Trame reçue est trop grande pour le tampon : ");
if( longueurTrame>LENMAX ){ // copy of the frame to cache (LENMAX) and verify if the frame is to big
Serial.print("Trame reçue trop grande : ");
Serial.println(longueurTrame);
longueurTrame=LENMAX; // troncature
longueurTrame=LENMAX; // troncature
}
for( int i=0; i<longueurTrame; i++ ){
tampon[i]=(byte)LoRa.read();
}
//---- affichage de l'heure d'arrivée ----
SerialPrintElapsedTime();
//---- affichage en hexadécimal ----
SerialPrintElapsedTime(); // diplay the time the frame arrived
Serial.print("0x");
for( int i=0; i<longueurTrame; i++ ){
for( int i=0; i<longueurTrame; i++ ){ // display the frame in hexadecimal
if( tampon[i] < 0x0F ) Serial.print("0");
Serial.print( tampon[i], HEX );
}
//---- affichage en ASCII ----
Serial.print( " " );
for( int i=0; i<longueurTrame; i++ ){
if( (tampon[i] < 0x20)||(tampon[i] > 0x7E) ){
Serial.print( "."); // ce caractère est non imprimable
Serial.print( "."); // this character isn't printable (displayable)
}else{
Serial.print( (char)tampon[i] );
Serial.print( (char)tampon[i] ); // display the frame in ASCII
}
}
Serial.print( "\n" );
}//if LoRa.parsePacket
} // end of if LoRa.parsePacket
delay(10);
// listen for incoming clients
EthernetClient client = server.available();
// WebServer
EthernetClient client = server.available(); // WebServer :listen for incoming clients
if (client) {
Serial.println("new client");
// an http request ends with a blank line
boolean currentLineIsBlank = true;
boolean currentLineIsBlank = true; // an http request ends with a blank line
while (client.connected()) {
if (client.available()) {
char c = client.read();
Serial.write(c);
// if you've gotten to the end of the line (received a newline
// character) and the line is blank, the http request has ended,
// so you can send a reply
if (c == '\n' && currentLineIsBlank) {
// send a standard http response header
if (c == '\n' && currentLineIsBlank) { // send the beginning of a standard http response header
client.println("HTTP/1.1 200 OK");
client.println("Content-Type: text/html");
client.println("Connection: close"); // the connection will be closed after completion of the response
client.println("Refresh: 5"); // refresh the page automatically every 5 sec
client.println("Connection: close"); // the connection will be closed after completion of the response
client.println("Refresh: 5"); // refresh the page automatically every 5 sec
client.println();
client.println("<!DOCTYPE HTML>");
client.println("<html>");
@ -102,19 +101,14 @@ void loop() {
client.println("</html>");
break;
}
if (c == '\n') {
// you're starting a new line
if (c == '\n') { // send a new blank line to indicate the end of the connection
currentLineIsBlank = true;
} else if (c != '\r') {
// you've gotten a character on the current line
currentLineIsBlank = false;
}
}
}
// give the web browser time to receive the data
delay(1);
// close the connection:
client.stop();
Serial.println("client disconnected");
delay(1); // give the web browser time to receive the data
client.stop(); // close the connection of the webserver
}
}

56
LoRaEthernet/task.h
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@ -1,56 +0,0 @@
#ifndef DaKTASK
#define DaKTASK
// la tàche est effectuee avec un delai de PeriodeMilliSecondes entre deux executions.
// consomme 4 octets de RAM
// exemple : cron(1000){ // code <20> r<>p<EFBFBD>ter toutes les secondes }
#define cron(PeriodeMilliSecondes) for( \
static unsigned long __nextmillis = 0; \
millis() - __nextmillis >= (unsigned long)(PeriodeMilliSecondes); \
__nextmillis = millis() \
)
// la tàche est effectuee avec un delai de PeriodeMilliSecondes entre deux executions.
// consomme 4 octets de RAM
#define task(NomTache,PeriodeMilliSecondes) for( \
static unsigned long DaKTASK_ ## NomTache = 0; \
millis() - DaKTASK_ ## NomTache >= (unsigned long)(PeriodeMilliSecondes); \
DaKTASK_ ## NomTache = millis() \
)
// la tàche est effectuee pr<70>cis<69>ment toutes les PeriodeMilliSecondes.
// consomme 8 octets de RAM
#define ftask(NomTache,PeriodeMilliSecondes) for( \
static unsigned long DaKTASK_ ## NomTache = 0, millis_ ## NomTache = 0; \
(millis_ ## NomTache = millis()) - DaKTASK_ ## NomTache >= (unsigned long)(PeriodeMilliSecondes); \
DaKTASK_ ## NomTache = millis_ ## NomTache \
)
#endif
/*
void setup() {
Serial.begin(9600);
pinMode(13, OUTPUT);
}
void loop() {
Task( Toto, 1500 ){
Serial.print("Toto=");
Serial.println( millis() );
}
Task( line, 3000) Serial.println(F("-----------------"));
FTask( LED, 100 ){ PORTB ^= 0x20; } // clignoter la LED
cron(500){ PORTB ^= 0x20; } // clignoter la LED toutes les secondes
delay(11);
}
*/

40
LoRaEthernet/util.h
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@ -1,40 +0,0 @@
/*-----------------------------------
Petite collection deviendra grande
Astuces glanées ça et là
-----------------------------------*/
/* Permet de compacter des suites de Serial.Print
Exemple :
Serial.print("J'ai ");
Serial.print(i);
Serial.print(" bronzes de ");
Serial.print(j);
Serial.println(" kilo chacun.");
par
Serial << "J'ai" << i << " bronzes de " << j << " kilo chacun.\n"
Source : https://playground.arduino.cc/Main/StreamingOutput
Fonctionne avec toutes les librairies d<EFBFBD>riv<EFBFBD>es comme LCD, SerialUSB, ..."
*/
template<class T> inline Print &operator <<(Print &obj, T arg) { obj.print(arg); return obj; }
/*-----------------------------------------
* Affichage du temps écoulé depuis le lancement
* du programme,
* sous le forme hh:mm:ss
* le paramètre optionnel place un espace à la fin
*/
void SerialPrintElapsedTime( boolean espaceFinal=true ){
unsigned long h,m,s = millis()/1000;
m=s/60;
h=m/60;
s=s-(m*60);
m=m-(h*60);
Serial << ((h<10)?"0":"") << h << ":" << ((m<10)?"0":"") << m << ":" << ((s<10)?"0":"") << s << (espaceFinal?" ":"");
}